Re: [PATCH net-next 1/1] rtnetlink: request RTM_GETLINK by pid or fd

From: Jiri Benc
Date: Mon Jan 22 2018 - 16:00:56 EST


On Thu, 18 Jan 2018 21:55:53 +0100, Christian Brauner wrote:
> A more concrete scenario is creating a network namespace, moving a
> device into it via RTM_SETLINK which also supports IFLA_NET_NS_{FD,PID}
> and then wanting to query the device. This would be very easy to do if
> one could reuse the IFLA_NET_NS_{FD,PID} without having to set a
> netnsid.

Wouldn't be a better solution to have a way to request the netnsid
allocation (and return it) right away when creating the name space,
then?

Jiri